AAVSO: American Association of Variable Star Observers

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Star Exoplanet Observation Date Primary Observer Measurements reference
Details WASP-31 WASP-31 b 2023-02-26 CGIA 93 in 4.91 hrs 2832

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=3.4059095 +/- 4.7e-06,Rp/R*=0.1288022 +/- 8.6e-06,a/R*=8.16 +/- 0.22,inc=84.41 +/- 0.22,ecc=0.047,u0=1.925 +/- 0.019,u1=-3.341 +/- 0.076,u2=3.885 +/- 0.099,u3=-1.469 +/- 0.041

Results

Tc=2460001.8018 +/- 0.0067,Rp/R*=0.159 +/- 0.013,a/R*=7.91 +/- 0.54,Am1=1.284 +/- 0.014,Am2=-0.1432 +/- 0.0045
Details WASP-31 WASP-31 b 2023-02-26 FMAA 87 in 4.91 hrs 2835

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=3.4059095 +/- 4.7e-06,Rp/R*=0.1288022 +/- 8.6e-06,a/R*=8.16 +/- 0.22,inc=84.41 +/- 0.22,ecc=0.047,u0=2.127 +/- 0.021,u1=-3.81 +/- 0.084,u2=4.27 +/- 0.11,u3=-1.589 +/- 0.046

Results

Tc=2460001.807 +/- 0.011,Rp/R*=0.158 +/- 0.022,a/R*=7.72 +/- 0.76,Am1=1.056 +/- 0.017,Am2=-0.0201 +/- 0.0067
Details WASP-31 WASP-31 b 2023-02-26 DKEB 92 in 4.91 hrs 2987

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=3.4059095 +/- 4.7e-06,Rp/R*=0.1288022 +/- 8.6e-06,a/R*=8.16 +/- 0.22,inc=84.41 +/- 0.22,ecc=0.047,u0=1.926 +/- 0.019,u1=-3.344 +/- 0.076,u2=3.888 +/- 0.099,u3=-1.47 +/- 0.041

Results

Tc=2460001.805 +/- 0.016,Rp/R*=0.131 +/- 0.023,a/R*=7.42 +/- 1.18,Am1=1.354 +/- 0.018,Am2=-0.1406 +/- 0.0065
Details WASP-31 WASP-31 b 2023-02-26 KMUA 63 in 4.62 hrs 2909

Detrend Parameters

AIRMASS,AIRMASS CORRECTION FUNCTION

Secondary Observers

MOBS

Priors

Period=3.4059095 +/- 4.7e-06,Rp/R*=0.1288022 +/- 8.6e-06,a/R*=8.16 +/- 0.22,inc=84.41 +/- 0.22,ecc=0.047,u0=2.127 +/- 0.021,u1=-3.81 +/- 0.084,u2=4.27 +/- 0.11,u3=-1.589 +/- 0.046

Results

Tc=2460001.8069 +/- 0.0053,Rp/R*=0.1545 +/- 0.0096,a/R*=7.24 +/- 0.53,Am1=1.424 +/- 0.013,Am2=-0.1469 +/- 0.0041